<template>
  <div class="app-container">
    <!--查询表单-->
    <el-form :inline="true" class="demo-form-inline">
      <el-form-item>
        <el-input v-model="teacherQuery.name" placeholder="讲师名"/>
      </el-form-item>

      <el-form-item>
        <el-select v-model="teacherQuery.level" clearable placeholder="讲师头衔">
          <el-option :value="1" label="高级讲师"/>
          <el-option :value="2" label="首席讲师"/>
        </el-select>
      </el-form-item>

      <el-form-item>
        <el-date-picker
          v-model="teacherQuery.begin"
          type="datetime"
          placeholder="选择开始时间"
          value-format="yyyy-MM-dd HH:mm:ss"
          default-time="00:00:00"
        />
      </el-form-item>
      <el-form-item>
        <el-date-picker
          v-model="teacherQuery.end"
          type="datetime"
          placeholder="选择截止时间"
          value-format="yyyy-MM-dd HH:mm:ss"
          default-time="00:00:00"
        />
      </el-form-item>

      <el-button type="primary" icon="el-icon-search" @click="getList()">查询</el-button>
      <el-button type="default" @click="resetData()">清空</el-button>
    </el-form>

    <!-- 表格 -->
    <el-table
      :data="list"
      border
      fit
      highlight-current-row>

      <el-table-column
        label="序号"
        width="70"
        align="center">
        <template slot-scope="scope">
          {{ (page - 1) * limit + scope.$index + 1 }}
        </template>
      </el-table-column>

      <el-table-column prop="name" label="名称" width="80" />

      <el-table-column label="头衔" width="80">
        <template slot-scope="scope">
          {{ scope.row.level===1?'高级讲师':'首席讲师' }}
        </template>
      </el-table-column>

      <el-table-column prop="intro" label="资历" />

      <el-table-column prop="gmtCreate" label="添加时间" width="160"/>

      <el-table-column prop="sort" label="排序" width="60" />

      <el-table-column label="操作" width="200" align="center">
        <template slot-scope="scope">
          <!-- <router-link :to="'/edu/teacher/save'+scope.row.id">
            <el-button type="primary" size="mini" icon="el-icon-edit">修改</el-button>
          </router-link> -->
          <el-button type="primary" size="mini" icon="el-icon-edit" @click="handleUpdate(scope.row)">修改</el-button>
          <el-button type="danger" size="mini" icon="el-icon-delete" @click="removeDataById(scope.row.id)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!-- 分页 -->
    <el-pagination
      :current-page="page"
      :page-size="limit"
      :total="total"
      style="padding: 30px 0; text-align: center;"
      layout="total, prev, pager, next, jumper"
      @current-change="getList"
    />
  </div>
</template>

<script>
import teacherApi from '@/api/edu/teacher'

export default {
  name: 'List',
  data() {
    return {
      list: null, // 查询之后接口返回集合
      page: 1, // 当前页
      limit: 5, // 每页记录数
      total: 0, // 总记录数
      teacherQuery: {// 条件封装对象
        name: '',
        level: '',
        begin: '',
        end: ''
      }
    }
  },
  created() {
    this.getList()
  },
  methods: {
    //! 获取列表
    getList(page = 1) {
      this.page = page
      teacherApi.getTeacherList(this.page, this.limit, this.teacherQuery).then(res => {
        this.list = res.data.rows
        this.total = res.data.total
      })
    },
    //! 清空操作
    resetData() { // 清空的方法
      if (Object.keys(this.teacherQuery).length === 0) return
      this.teacherQuery = {}
      this.getList()
    },
    //! 根据id删除
    removeDataById(id) {
      this.$confirm('此操作将永久删除讲师记录, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        teacherApi.delTeacher(id).then(res => {
          console.log(res)
          this.$message({
            type: 'success',
            message: '删除成功!'
          })
          this.getList()
        })
      })
    },
    /**
     * 方式一：点击拿到本行的数据传递到添加页面进行数据回写，修改提交
     * 方式二：点击拿到本行数据的id,传递到添加页面，通过id进行查询数据回写修改提交
     */
    handleUpdate(row) {
      // console.log('row', row)
      this.$router.push({ path: '/edu/teacher/save', query: { dataObj: row }})
      /**
       * 路由传参：注意成组关系
       * name, params
       * path, query
       */
    }
  }
}
</script>

<style scoped>

</style>
